[ale] Let's Encrypt issue starting March 4th

[DJ-Pfulio]

On 3/3/20 5:59 PM, Scott M. Jones via Ale wrote:
> Tomorrow, Let's Encrypt will be invalidating about 3 million out of 113
> million certs issued, due to CAA bug.
> 
> https://www.cyberciti.biz/security/letsencrypt-is-revoking-certificates-on-march-4/ 

Domains with a single cert are NOT impacted.

Someone created a site for people to check their LE certs:
    https://checkhost.unboundtest.com/